Home / 10,104.24-15,156.60-5,710.80

Finding the Fourth Proportional to 10,104.24, 15,156.60 and 5,710.80

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Solution

The fourth proportional to 10,104.24, 15,156.60 and 5,710.80 is: 8,566.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,104.24 : 15,156.60 = 5,710.80 : x
  2. Step 2: Convert to fraction form
    10,104.24/15,156.60 = 5,710.80/x
  3. Step 3: Cross multiply
    10,104.24x = 15,156.60 × 5,710.80
  4. Step 4: Simplify right side
    10,104.24x = 86,556,311.28
  5. Step 5: Solve for x
    x = 86,556,311.28/10,104.24
  6. Step 6: Final answer
    x = 8,566.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.